JP5086580B2 - 照明装置 - Google Patents

照明装置 Download PDF

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Publication number
JP5086580B2
JP5086580B2 JP2006212763A JP2006212763A JP5086580B2 JP 5086580 B2 JP5086580 B2 JP 5086580B2 JP 2006212763 A JP2006212763 A JP 2006212763A JP 2006212763 A JP2006212763 A JP 2006212763A JP 5086580 B2 JP5086580 B2 JP 5086580B2
Authority
JP
Japan
Prior art keywords
illumination
optical element
grooves
groove
illuminance
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
JP2006212763A
Other languages
English (en)
Japanese (ja)
Other versions
JP2008040038A5 (de
JP2008040038A (ja
Inventor
健太郎 山▲崎▼
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Olympus Corp
Original Assignee
Olympus Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Olympus Corp filed Critical Olympus Corp
Priority to JP2006212763A priority Critical patent/JP5086580B2/ja
Priority to DE102007033916.1A priority patent/DE102007033916B4/de
Priority to US11/878,015 priority patent/US7554739B2/en
Publication of JP2008040038A publication Critical patent/JP2008040038A/ja
Priority to US12/470,684 priority patent/US7672054B2/en
Publication of JP2008040038A5 publication Critical patent/JP2008040038A5/ja
Application granted granted Critical
Publication of JP5086580B2 publication Critical patent/JP5086580B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/0944—Diffractive optical elements, e.g. gratings, holograms
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0927—Systems for changing the beam intensity distribution, e.g. Gaussian to top-hat
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/095—Refractive optical elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/095—Refractive optical elements
    • G02B27/0972—Prisms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Microscoopes, Condenser (AREA)
  • Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
  • Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
JP2006212763A 2006-08-04 2006-08-04 照明装置 Expired - Fee Related JP5086580B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2006212763A JP5086580B2 (ja) 2006-08-04 2006-08-04 照明装置
DE102007033916.1A DE102007033916B4 (de) 2006-08-04 2007-07-20 Optisches Element zur Beleuchtungshomogenisierung
US11/878,015 US7554739B2 (en) 2006-08-04 2007-07-20 Illumination homogenizing optical element
US12/470,684 US7672054B2 (en) 2006-08-04 2009-05-22 Illumination homogenizing optical element

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006212763A JP5086580B2 (ja) 2006-08-04 2006-08-04 照明装置

Publications (3)

Publication Number Publication Date
JP2008040038A JP2008040038A (ja) 2008-02-21
JP2008040038A5 JP2008040038A5 (de) 2009-09-17
JP5086580B2 true JP5086580B2 (ja) 2012-11-28

Family

ID=38922311

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006212763A Expired - Fee Related JP5086580B2 (ja) 2006-08-04 2006-08-04 照明装置

Country Status (3)

Country Link
US (2) US7554739B2 (de)
JP (1) JP5086580B2 (de)
DE (1) DE102007033916B4 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10180234B2 (en) 2014-07-24 2019-01-15 Olympus Corporation Illumination optical system, illumination apparatus, and illumination optical element

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5086580B2 (ja) * 2006-08-04 2012-11-28 オリンパス株式会社 照明装置
US9529126B2 (en) 2014-01-09 2016-12-27 Wisconsin Alumni Research Foundation Fresnel zone plate
CN106970027B (zh) * 2016-01-13 2019-10-15 德律科技股份有限公司 光学测量系统以及光学成像系统
WO2017180697A1 (en) * 2016-04-13 2017-10-19 Thomas & Betts International Llc Reflector and led assembly for emergency lighting head
KR20170137364A (ko) * 2016-06-03 2017-12-13 삼성전자주식회사 전자기파 집속장치 및 이를 포함하는 광학장치

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07261125A (ja) * 1994-03-24 1995-10-13 Olympus Optical Co Ltd 投影型画像表示装置
EP1064570B1 (de) * 1999-01-14 2005-12-07 Minnesota Mining And Manufacturing Company Lichtstreuender optischer folienmaterial
CN100523945C (zh) * 2002-10-04 2009-08-05 日亚化学工业株式会社 用于面发光装置的导光板
JP4366948B2 (ja) * 2003-02-14 2009-11-18 株式会社ニコン 照明光学装置、露光装置および露光方法
JP2005215992A (ja) 2004-01-29 2005-08-11 Mitsumi Electric Co Ltd 画像検出装置
TWI364600B (en) * 2004-04-12 2012-05-21 Kuraray Co An illumination device an image display device using the illumination device and a light diffusing board used by the devices
US7408708B2 (en) * 2004-04-16 2008-08-05 Dai Nippon Printing Co., Ltd. Diffusing sheet, surface light source unit, and transmission type display
JP2006030535A (ja) 2004-07-15 2006-02-02 Seiko Epson Corp 照明装置及びプロジェクタ
WO2006011218A1 (ja) * 2004-07-29 2006-02-02 Mitsubishi Denki Kabushiki Kaisha フレネル光学素子、表示スクリーン及び投写型表示装置
JP4837325B2 (ja) * 2005-07-26 2011-12-14 オリンパス株式会社 顕微鏡照明装置
RU2297020C1 (ru) * 2005-09-16 2007-04-10 Самсунг Электромеканикс (СЕМКО) Микролинзовый массив, основанный на эффекте полного внутреннего отражения, для широкоугольных осветительных систем
JP2007311114A (ja) * 2006-05-17 2007-11-29 Olympus Corp 白色光を発する固体発光素子を用いた照明光学系、及びそれを備えた光学装置
JP5086580B2 (ja) * 2006-08-04 2012-11-28 オリンパス株式会社 照明装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10180234B2 (en) 2014-07-24 2019-01-15 Olympus Corporation Illumination optical system, illumination apparatus, and illumination optical element

Also Published As

Publication number Publication date
US20080030866A1 (en) 2008-02-07
DE102007033916B4 (de) 2016-02-18
JP2008040038A (ja) 2008-02-21
DE102007033916A1 (de) 2008-02-14
US7672054B2 (en) 2010-03-02
US7554739B2 (en) 2009-06-30
US20090231858A1 (en) 2009-09-17

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